package exception;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");

        try{
            String line =null;
            System.out.println(line.length());
            String line1="";
            System.out.println(line1.charAt(0));
            String line2="abc";
            System.out.println(Integer.parseInt(line2));

        } catch(NullPointerException e) {
            System.out.println("出现了空指针异常，并解决了");
        }catch(StringIndexOutOfBoundsException e){
            System.out.println("出现了字符串下标异常解决了");
        }catch(Exception e){
            System.out.println("反程序有异常");

        }

        System.out.println("程序结束");

    }
}
